EP2111418A4 - Hollow microparticles - Google Patents

Hollow microparticles

Info

Publication number
EP2111418A4
EP2111418A4 EP08706047A EP08706047A EP2111418A4 EP 2111418 A4 EP2111418 A4 EP 2111418A4 EP 08706047 A EP08706047 A EP 08706047A EP 08706047 A EP08706047 A EP 08706047A EP 2111418 A4 EP2111418 A4 EP 2111418A4
Authority
EP
European Patent Office
Prior art keywords
hollow microparticles
microparticles
hollow
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
EP08706047A
Other languages
German (de)
French (fr)
Other versions
EP2111418A1 (en
Inventor
Seet Rui Simon Ting
Nguyen Thi Lam Uyen
Martina H Stenzel
Wenfang Gu
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
NewSouth Innovations Pty Ltd
Original Assignee
NewSouth Innovations Pty Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from AU2007900647A external-priority patent/AU2007900647A0/en
Application filed by NewSouth Innovations Pty Ltd filed Critical NewSouth Innovations Pty Ltd
Publication of EP2111418A1 publication Critical patent/EP2111418A1/en
Publication of EP2111418A4 publication Critical patent/EP2111418A4/en
Withdrawn legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F2/00—Processes of polymerisation
    • C08F2/46—Polymerisation initiated by wave energy or particle radiation
    • C08F2/48—Polymerisation initiated by wave energy or particle radiation by ultraviolet or visible light
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F2/00—Processes of polymerisation
    • C08F2/04—Polymerisation in solution
    • C08F2/10—Aqueous solvent
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K31/00—Medicinal preparations containing organic active ingredients
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K47/00—Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient
    • A61K47/30—Macromolecular organic or inorganic compounds, e.g. inorganic polyphosphates
    • A61K47/32—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds, e.g. carbomers, poly(meth)acrylates, or polyvinyl pyrrolidone
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K9/00—Medicinal preparations characterised by special physical form
    • A61K9/48—Preparations in capsules, e.g. of gelatin, of chocolate
    • A61K9/50—Microcapsules having a gas, liquid or semi-solid filling; Solid microparticles or pellets surrounded by a distinct coating layer, e.g. coated microspheres, coated drug crystals
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K9/00—Medicinal preparations characterised by special physical form
    • A61K9/48—Preparations in capsules, e.g. of gelatin, of chocolate
    • A61K9/50—Microcapsules having a gas, liquid or semi-solid filling; Solid microparticles or pellets surrounded by a distinct coating layer, e.g. coated microspheres, coated drug crystals
    • A61K9/5005—Wall or coating material
    • A61K9/5021—Organic macromolecular compounds
    • A61K9/5026—Organic macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polyvinyl pyrrolidone, poly(meth)acrylates
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K9/00—Medicinal preparations characterised by special physical form
    • A61K9/48—Preparations in capsules, e.g. of gelatin, of chocolate
    • A61K9/50—Microcapsules having a gas, liquid or semi-solid filling; Solid microparticles or pellets surrounded by a distinct coating layer, e.g. coated microspheres, coated drug crystals
    • A61K9/5089—Processes
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P35/00—Antineoplastic agents
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F2/00—Processes of polymerisation
    • C08F2/12—Polymerisation in non-solvents
    • C08F2/16—Aqueous medium
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F2/00—Processes of polymerisation
    • C08F2/12—Polymerisation in non-solvents
    • C08F2/16—Aqueous medium
    • C08F2/22—Emulsion polymerisation
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F263/00—Macromolecular compounds obtained by polymerising monomers on to polymers of esters of unsaturated alcohols with saturated acids as defined in group C08F18/00
    • C08F263/06—Macromolecular compounds obtained by polymerising monomers on to polymers of esters of unsaturated alcohols with saturated acids as defined in group C08F18/00 on to polymers of esters with polycarboxylic acids
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F218/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an acyloxy radical of a saturated carboxylic acid, of carbonic acid or of a haloformic acid
    • C08F218/02—Esters of monocarboxylic acids
    • C08F218/04—Vinyl esters
    • C08F218/10—Vinyl esters of monocarboxylic acids containing three or more carbon atoms
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F220/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride ester, amide, imide or nitrile thereof
    • C08F220/02—Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
    • C08F220/10—Esters
    • C08F220/26—Esters containing oxygen in addition to the carboxy oxygen
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F222/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a carboxyl radical and containing at least one other carboxyl radical in the molecule; Salts, anhydrides, esters, amides, imides, or nitriles thereof
    • C08F222/10—Esters
    • C08F222/1006—Esters of polyhydric alcohols or polyhydric phenols
    • C08F222/102—Esters of polyhydric alcohols or polyhydric phenols of dialcohols, e.g. ethylene glycol di(meth)acrylate or 1,4-butanediol dimethacrylate

Landscapes

  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Epidemiology (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Engineering & Computer Science (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Inorganic Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Processes Of Treating Macromolecular Substances (AREA)
  • Manufacturing Of Micro-Capsules (AREA)
EP08706047A 2007-02-09 2008-02-08 Hollow microparticles Withdrawn EP2111418A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
AU2007900647A AU2007900647A0 (en) 2007-02-09 Hollow microparticles
PCT/AU2008/000158 WO2008095256A1 (en) 2007-02-09 2008-02-08 Hollow microparticles

Publications (2)

Publication Number Publication Date
EP2111418A1 EP2111418A1 (en) 2009-10-28
EP2111418A4 true EP2111418A4 (en) 2010-07-28

Family

ID=39681194

Family Applications (1)

Application Number Title Priority Date Filing Date
EP08706047A Withdrawn EP2111418A4 (en) 2007-02-09 2008-02-08 Hollow microparticles

Country Status (5)

Country Link
US (1) US20100104647A1 (en)
EP (1) EP2111418A4 (en)
KR (1) KR20090128394A (en)
AU (1) AU2008213911A1 (en)
WO (1) WO2008095256A1 (en)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4714780B2 (en) * 2008-09-29 2011-06-29 積水化学工業株式会社 Method for producing single-hole hollow polymer fine particles
EP2599798B1 (en) 2010-07-27 2015-07-01 Sekisui Chemical Co., Ltd. Method for manufacturing single-hole hollow polymer microparticles
JP6127061B2 (en) * 2011-11-21 2017-05-10 スリーエム イノベイティブ プロパティズ カンパニー Polymer particles for storage and delivery of active agents
GR1007882B (en) * 2012-05-04 2013-04-25 Γεωργιος Κωνσταντινου Κορδας Functional multi-stimuli responsive polymeric nanocontainers-microcontainers as drug delivery systems
CN105228820B (en) 2013-05-17 2017-08-29 3M创新有限公司 Reactant mixture, porous granule and preparation method
US10111424B2 (en) 2013-05-17 2018-10-30 3M Innovative Properties Company Release of biologically active agents from polymeric composite particles
US10413881B2 (en) 2013-12-18 2019-09-17 3M Innovative Properties Company Porous articles for separation
US10286100B2 (en) 2014-10-01 2019-05-14 3M Innovative Properties Company Medical dressings comprising fluid management articles and methods of using same
JP6646657B2 (en) 2014-10-01 2020-02-14 スリーエム イノベイティブ プロパティズ カンパニー Article containing fibrous base material and porous polymer particles and method for producing the same
US20180044559A1 (en) 2015-03-06 2018-02-15 3M Innovative Properties Company Compositions and adhesive articles including porous polymeric particles and methods of coating substrates
CN107405271A (en) 2015-03-23 2017-11-28 3M创新有限公司 polymer composite particles
WO2022071275A1 (en) * 2020-09-30 2022-04-07 日本ゼオン株式会社 Hollow particles
CN114789052A (en) * 2022-06-06 2022-07-26 济南大学 Method for preparing RuIr (Pt, Pd, Rh) hollow colloidal sphere electrocatalyst by one-pot method
WO2024086866A1 (en) * 2022-10-27 2024-05-02 Newsouth Innovations Pty Limited Method for producing and processing dynamic metastable polymersomes under continuous flow

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5292835A (en) * 1990-05-16 1994-03-08 Basf Aktiengesellschaft Microcapsules
US5955552A (en) * 1994-10-24 1999-09-21 Amcol International Corporation Process for producing an oil and water adsorbent polymer capable of entrapping solid particles and liquids and the product thereof
EP1375525A2 (en) * 2001-03-14 2004-01-02 Sekisui Chemical Co., Ltd. Hollow polymer particles, method for preparing hollow polymer particles, porous ceramic filter, and method for preparing porous ceramic filter
US20050191362A1 (en) * 2004-03-01 2005-09-01 Yen-Hsi Lin Method of preparing microcapsules encapsulating a phase transition material

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0820604A (en) * 1994-07-06 1996-01-23 Kanebo Nsc Ltd Production of hollow polymer particle
DE19510690A1 (en) * 1995-03-14 1996-09-19 Schering Ag Polymeric nano- and / or microparticles, processes for their production, and use in medical diagnostics and therapy
JP4448930B2 (en) * 2000-09-04 2010-04-14 財団法人新産業創造研究機構 Hollow polymer fine particles and production method thereof
WO2003062372A2 (en) * 2001-10-02 2003-07-31 The Regents Of The University Of California Nanoparticle assembled hollow spheres
JP4317941B2 (en) * 2004-02-18 2009-08-19 国立大学法人神戸大学 Aperture fine particles and method for producing the same

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5292835A (en) * 1990-05-16 1994-03-08 Basf Aktiengesellschaft Microcapsules
US5955552A (en) * 1994-10-24 1999-09-21 Amcol International Corporation Process for producing an oil and water adsorbent polymer capable of entrapping solid particles and liquids and the product thereof
EP1375525A2 (en) * 2001-03-14 2004-01-02 Sekisui Chemical Co., Ltd. Hollow polymer particles, method for preparing hollow polymer particles, porous ceramic filter, and method for preparing porous ceramic filter
US20050191362A1 (en) * 2004-03-01 2005-09-01 Yen-Hsi Lin Method of preparing microcapsules encapsulating a phase transition material

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2008095256A1 *

Also Published As

Publication number Publication date
EP2111418A1 (en) 2009-10-28
KR20090128394A (en) 2009-12-15
AU2008213911A1 (en) 2008-08-14
US20100104647A1 (en) 2010-04-29
WO2008095256A1 (en) 2008-08-14

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Legal Events

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PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

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Effective date: 20090814

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RAP1 Party data changed (applicant data changed or rights of an application transferred)

Owner name: NEWSOUTH INNOVATIONS PTY LIMITED

RIN1 Information on inventor provided before grant (corrected)

Inventor name: TING, SEET, RUI, SIMON

Inventor name: UYEN NGUYEN, THI, LAM

Inventor name: STENZEL, MARTINA, H

Inventor name: GU, WENFAN

RIN1 Information on inventor provided before grant (corrected)

Inventor name: GU, WENFANG

Inventor name: STENZEL, MARTINA, H

Inventor name: UYEN NGUYEN, THI, LAM

Inventor name: TING, SEET, RUI, SIMON

DAX Request for extension of the european patent (deleted)
A4 Supplementary search report drawn up and despatched

Effective date: 20100625

RIC1 Information provided on ipc code assigned before grant

Ipc: C08F 2/16 20060101ALI20100621BHEP

Ipc: C08F 2/10 20060101AFI20080826BHEP

Ipc: C08F 2/38 20060101ALI20100621BHEP

Ipc: A61K 47/32 20060101ALI20100621BHEP

Ipc: C08F 2/46 20060101ALI20100621BHEP

Ipc: A61K 9/51 20060101ALI20100621BHEP

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